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-rw-r--r--graphics/circuit_macros/liblog.m44
1 files changed, 3 insertions, 1 deletions
diff --git a/graphics/circuit_macros/liblog.m4 b/graphics/circuit_macros/liblog.m4
index 2e9b7baca4..0e8d4a5022 100644
--- a/graphics/circuit_macros/liblog.m4
+++ b/graphics/circuit_macros/liblog.m4
@@ -1,7 +1,7 @@
divert(-1)
liblog.m4 Logic gates
-* Circuit_macros Version 9.0, copyright (c) 2019 J. D. Aplevich under *
+* Circuit_macros Version 9.1, copyright (c) 2019 J. D. Aplevich under *
* the LaTeX Project Public License. The files of this distribution may *
* be redistributed or modified provided that this copyright notice is *
* included and provided that modifications are clearly marked to *
@@ -485,6 +485,8 @@ define(`NOT_gate',`ifinstr(`$2',B,
`The comprehensive logic pin:
lg_pin(location, label, Picname, n|e|s|w [L|M|I|O][N][E], pinno, optlen)
+ label=text indicating logical pin function;
+ Picname=pic label for referring to the pin;
n|e|s|w=orientation;
L=active low out; M=active low in; I=inward arrow; O=outward arrow
N=negated; E=edge trigger'